From f17d3f218d8639ea6195ce2c027f2bd83ed12e30 Mon Sep 17 00:00:00 2001 From: Tiezhu Yang Date: Thu, 9 Jul 2020 11:55:19 +0800 Subject: [PATCH] MIPS: Loongson: Cleanup cpu_hwmon.c Fix the following checkpatch warnings and errors: ERROR: do not initialise statics to 0 +static int csr_temp_enable = 0; WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(name, S_IRUGO, get_hwmon_name, NULL, 0); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, get_cpu_temp, NULL, 1); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, cpu_temp_label, NULL, 1); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, get_cpu_temp, NULL, 2); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, cpu_temp_label, NULL, 2); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, get_cpu_temp, NULL, 3); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, cpu_temp_label, NULL, 3); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, get_cpu_temp, NULL, 4); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. +static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, cpu_temp_label, NULL, 4); WARNING: Missing a blank line after declarations + int id = (to_sensor_dev_attr(attr))->index - 1; + return sprintf(buf, "CPU %d Temperature\n", id); WARNING: Missing a blank line after declarations + int value = loongson3_cpu_temp(id); + return sprintf(buf, "%d\n", value); ERROR: spaces required around that '=' (ctx:VxV) + for (i=0; i Signed-off-by: Zhi Li Signed-off-by: Thomas Bogendoerfer --- drivers/platform/mips/cpu_hwmon.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/drivers/platform/mips/cpu_hwmon.c b/drivers/platform/mips/cpu_hwmon.c index 0d27cb7..fa42b13 100644 --- a/drivers/platform/mips/cpu_hwmon.c +++ b/drivers/platform/mips/cpu_hwmon.c @@ -11,7 +11,7 @@ #include #include -static int csr_temp_enable = 0; +static int csr_temp_enable; /* * Loongson-3 series cpu has two sensors inside, @@ -44,7 +44,7 @@ int loongson3_cpu_temp(int cpu) case PRID_REV_LOONGSON3A_R3_0: case PRID_REV_LOONGSON3A_R3_1: default: - reg = (reg & 0xffff)*731/0x4000 - 273; + reg = (reg & 0xffff) * 731 / 0x4000 - 273; break; } @@ -57,7 +57,7 @@ static struct device *cpu_hwmon_dev; static ssize_t get_hwmon_name(struct device *dev, struct device_attribute *attr, char *buf); -static SENSOR_DEVICE_ATTR(name, S_IRUGO, get_hwmon_name, NULL, 0); +static SENSOR_DEVICE_ATTR(name, 0444, get_hwmon_name, NULL, 0); static struct attribute *cpu_hwmon_attributes[] = { &sensor_dev_attr_name.dev_attr.attr, @@ -81,14 +81,14 @@ static ssize_t get_cpu_temp(struct device *dev, static ssize_t cpu_temp_label(struct device *dev, struct device_attribute *attr, char *buf); -static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, get_cpu_temp, NULL, 1); -static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, cpu_temp_label, NULL, 1); -static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, get_cpu_temp, NULL, 2); -static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, cpu_temp_label, NULL, 2); -static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, get_cpu_temp, NULL, 3); -static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, cpu_temp_label, NULL, 3); -static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, get_cpu_temp, NULL, 4); -static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, cpu_temp_label, NULL, 4); +static SENSOR_DEVICE_ATTR(temp1_input, 0444, get_cpu_temp, NULL, 1); +static SENSOR_DEVICE_ATTR(temp1_label, 0444, cpu_temp_label, NULL, 1); +static SENSOR_DEVICE_ATTR(temp2_input, 0444, get_cpu_temp, NULL, 2); +static SENSOR_DEVICE_ATTR(temp2_label, 0444, cpu_temp_label, NULL, 2); +static SENSOR_DEVICE_ATTR(temp3_input, 0444, get_cpu_temp, NULL, 3); +static SENSOR_DEVICE_ATTR(temp3_label, 0444, cpu_temp_label, NULL, 3); +static SENSOR_DEVICE_ATTR(temp4_input, 0444, get_cpu_temp, NULL, 4); +static SENSOR_DEVICE_ATTR(temp4_label, 0444, cpu_temp_label, NULL, 4); static const struct attribute *hwmon_cputemp[4][3] = { { @@ -117,6 +117,7 @@ static ssize_t cpu_temp_label(struct device *dev, struct device_attribute *attr, char *buf) { int id = (to_sensor_dev_attr(attr))->index - 1; + return sprintf(buf, "CPU %d Temperature\n", id); } @@ -125,6 +126,7 @@ static ssize_t get_cpu_temp(struct device *dev, { int id = (to_sensor_dev_attr(attr))->index - 1; int value = loongson3_cpu_temp(id); + return sprintf(buf, "%d\n", value); } @@ -132,7 +134,7 @@ static int create_sysfs_cputemp_files(struct kobject *kobj) { int i, ret = 0; - for (i=0; i temp_max) temp_max = value; @@ -172,7 +174,8 @@ static int __init loongson_hwmon_init(void) pr_info("Loongson Hwmon Enter...\n"); if (cpu_has_csr()) - csr_temp_enable = csr_readl(LOONGSON_CSR_FEATURES) & LOONGSON_CSRF_TEMP; + csr_temp_enable = csr_readl(LOONGSON_CSR_FEATURES) & + LOONGSON_CSRF_TEMP; cpu_hwmon_dev = hwmon_device_register(NULL); if (IS_ERR(cpu_hwmon_dev)) { -- 2.7.4